TABLE
OF
CONTENTS
SAFETY
PRECAUTIONS
•.....•...•••••••••.•.•••.••••....•
Inside Front Cover
DESCRIPTION
Features.
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4
Specifications
...........•...••....•....•.•....•...••.•..•.•.......
_.
4
Controls
..................•....•...
_. . • . . . . • . . . . . . . . . •. . . . . . . . .
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6
OPERATION
AC
Power Connection
.............................•.•.
_
..•....•......
10
Setting
up
the waveform, 8 simplified approach
.......•.•....•....•......
10
locating
the trace
with
the Beam Finder
............••••...••...••......
11
Selecting the proper CRT display pushbutton
...........•....•....•..
_
...
12
Single Trace Operation _
.......•....•....•.....
_
12
Automatic dual·trace operation _
.•...................
12
Forcing the
SC61
into
the dual-altemate mode _
12
Inverting the channel A trace for special tests
13
Algebraic addition
or
subtraction
of
signals
(A
+ B
or
B -
A)
13
locating
amplifier
distortion
13
Reducing the level
of
undesirable signals _
13
Using the A + B mode
to
determine the
timing
of
two
signals
14
Vector
(X-
Y)operation _
_.
_
14
Vector graticule
....................•
_ _
15
Using the vector mode
to
align audio tape heads _
15
Using the
SC61
with sweep generators
or
curve tracers
16
Applying signals
to
the yertical inputs _
.•.............
16
39G183low-eapacity
probes
16
The
special
design
of
the
390183
...........•....•....•.........
16
Connecting
the
390183
to
the
SC61
........•....•....•.........
17
Connecting
the
39G183to
the
circuit
17
Test probe ground connectors
....................•....•.........
18
Probe frequency compensation
...................•....•.........
18
3000
volt
protection
extends
to
650 KHz
..........•....•.........
19
OP226
direct probe
....
_
...........................•...••.........
19
Connecting
to
a generator
output
........................•.........
19
Indirect connections
with
the
P1.207
.......•....•....•....•.........
20
Selecting the
AC
or
DC
coupling mode
20
Setting the
VOL
TSIDIVISION switch
...........•....•....•....•.........
20
Using the CRT
to
measure
p.p
volts
20
Using the CAT
to
measure DC levels
.......•....•....•....•.........
21
Tips on measuring DC
volts
21
Obtaining 8
loek~in
trace
21
TRIGGER
SOURCE
22
TRIGGER
MODE
...............•.•....•....•....•....•....•......
22
TRIGGER
LEVEL
................••.••••...••....•....•.•..•......
22
TRIGGER
POLARITY
23
Special trigger
conditions
23
Sinewaves
with
distortion _ _
23
AM.
signals _
......••.•....•....•......
24
Signals that are
multiples
of
each other _
24
DIgital data from microprocessors
....................•..
_
24
Video signals _ _
.•...
_
•......
24
Setting the
TlMEBASE-FREQ
switch
....................•..•••..•••.....
25
Selecting the sweep rate fora known frequency
25
Video waveforms _
25
Video presets
26
Using the TiMEBASE·FAEQ
switch
to
view video signals _. _
..
26
Viewing VITS and VIAS _ _
..
_
..
_
26
Measuring time
with
the TIMEBASE-FREQ
switch
_
27
Rise
time
measurement
..
_
27
Fall time measurement
28
Determining frequency
with
the TIMEBASE-FAEQ
switch
28
2
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